Must be a valid IPv4 or IPv6 ip address, e.g. 127.0.0.1 or 2001:DB8:0:0:8:800:200C:417A
Basic Info

City: unknown

Region: unknown

Country: United States

Internet Service Provider: unknown

Hostname: unknown

Organization: unknown

Usage Type: unknown

Comments:
No discussion about this IP yet. Click above link to make one.
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.52.138
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 12071
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.52.138.			IN	A

;; AUTHORITY SECTION:
.			600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021701 1800 900 604800 86400

;; Query time: 19 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:35:39 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 138.52.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 138.52.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
179.232.1.252 attackspambots
2019-12-16T16:33:39.798199centos sshd\[1867\]: Invalid user hariha from 179.232.1.252 port 42532
2019-12-16T16:33:39.803581centos sshd\[1867\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=179.232.1.252
2019-12-16T16:33:41.437358centos sshd\[1867\]: Failed password for invalid user hariha from 179.232.1.252 port 42532 ssh2
2019-12-17 03:19:55
109.195.49.86 attack
2019-12-16T18:57:00.339800stark.klein-stark.info sshd\[24645\]: Invalid user SSH from 109.195.49.86 port 59692
2019-12-16T18:57:00.343865stark.klein-stark.info sshd\[24645\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=109.195.49.86
2019-12-16T18:57:02.412901stark.klein-stark.info sshd\[24645\]: Failed password for invalid user SSH from 109.195.49.86 port 59692 ssh2
...
2019-12-17 03:41:57
51.75.23.242 attack
Dec 16 21:25:33 sauna sshd[196060]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.75.23.242
Dec 16 21:25:35 sauna sshd[196060]: Failed password for invalid user yosinski from 51.75.23.242 port 36566 ssh2
...
2019-12-17 03:26:56
72.167.224.135 attackbots
Dec 16 18:30:28 pornomens sshd\[29747\]: Invalid user krawec from 72.167.224.135 port 49090
Dec 16 18:30:28 pornomens sshd\[29747\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=72.167.224.135
Dec 16 18:30:30 pornomens sshd\[29747\]: Failed password for invalid user krawec from 72.167.224.135 port 49090 ssh2
...
2019-12-17 03:25:43
79.137.86.43 attackbots
Dec 16 19:15:58 markkoudstaal sshd[27248]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=79.137.86.43
Dec 16 19:15:59 markkoudstaal sshd[27248]: Failed password for invalid user bejar from 79.137.86.43 port 53616 ssh2
Dec 16 19:21:34 markkoudstaal sshd[27825]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=79.137.86.43
2019-12-17 03:54:01
180.137.8.228 attackbotsspam
Dec 16 15:41:45 debian-2gb-nbg1-2 kernel: \[160089.446669\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=180.137.8.228 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=50 ID=13005 PROTO=TCP SPT=30704 DPT=23 WINDOW=54828 RES=0x00 SYN URGP=0
2019-12-17 03:52:04
121.164.57.27 attackbots
Dec 16 20:19:10 markkoudstaal sshd[2277]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.164.57.27
Dec 16 20:19:12 markkoudstaal sshd[2277]: Failed password for invalid user lisa from 121.164.57.27 port 49982 ssh2
Dec 16 20:25:08 markkoudstaal sshd[3033]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.164.57.27
2019-12-17 03:39:24
213.182.92.37 attack
Dec 16 09:54:37 ny01 sshd[10907]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=213.182.92.37
Dec 16 09:54:40 ny01 sshd[10907]: Failed password for invalid user rodney from 213.182.92.37 port 46694 ssh2
Dec 16 10:01:12 ny01 sshd[12154]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=213.182.92.37
2019-12-17 03:57:52
190.151.105.182 attackbotsspam
SSH bruteforce
2019-12-17 03:42:38
222.186.175.181 attack
Dec 16 20:53:40 MainVPS sshd[25101]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.181  user=root
Dec 16 20:53:41 MainVPS sshd[25101]: Failed password for root from 222.186.175.181 port 23965 ssh2
Dec 16 20:53:51 MainVPS sshd[25101]: Failed password for root from 222.186.175.181 port 23965 ssh2
Dec 16 20:53:40 MainVPS sshd[25101]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.181  user=root
Dec 16 20:53:41 MainVPS sshd[25101]: Failed password for root from 222.186.175.181 port 23965 ssh2
Dec 16 20:53:51 MainVPS sshd[25101]: Failed password for root from 222.186.175.181 port 23965 ssh2
Dec 16 20:53:40 MainVPS sshd[25101]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.181  user=root
Dec 16 20:53:41 MainVPS sshd[25101]: Failed password for root from 222.186.175.181 port 23965 ssh2
Dec 16 20:53:51 MainVPS sshd[25101]: Failed password for root from 222.18
2019-12-17 03:57:22
187.162.242.196 attackbotsspam
MultiHost/MultiPort Probe, Scan, Hack -
2019-12-17 03:40:37
54.39.44.47 attackspam
Dec 16 22:29:27 server sshd\[32213\]: Invalid user ambassador from 54.39.44.47
Dec 16 22:29:27 server sshd\[32213\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=biznessexperts.net 
Dec 16 22:29:28 server sshd\[32213\]: Failed password for invalid user ambassador from 54.39.44.47 port 38098 ssh2
Dec 16 22:36:36 server sshd\[2164\]: Invalid user donn from 54.39.44.47
Dec 16 22:36:36 server sshd\[2164\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=biznessexperts.net 
...
2019-12-17 03:37:29
51.255.168.202 attackspambots
fraudulent SSH attempt
2019-12-17 03:38:16
49.88.112.65 attack
Dec 16 19:36:29 hcbbdb sshd\[18845\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.65  user=root
Dec 16 19:36:30 hcbbdb sshd\[18845\]: Failed password for root from 49.88.112.65 port 62979 ssh2
Dec 16 19:36:32 hcbbdb sshd\[18845\]: Failed password for root from 49.88.112.65 port 62979 ssh2
Dec 16 19:36:34 hcbbdb sshd\[18845\]: Failed password for root from 49.88.112.65 port 62979 ssh2
Dec 16 19:37:29 hcbbdb sshd\[18952\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.65  user=root
2019-12-17 03:49:01
103.210.21.207 attackspambots
Dec 16 06:53:56 kapalua sshd\[15613\]: Invalid user 123456 from 103.210.21.207
Dec 16 06:53:56 kapalua sshd\[15613\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.210.21.207
Dec 16 06:53:58 kapalua sshd\[15613\]: Failed password for invalid user 123456 from 103.210.21.207 port 35852 ssh2
Dec 16 07:00:58 kapalua sshd\[16289\]: Invalid user sync0000 from 103.210.21.207
Dec 16 07:00:58 kapalua sshd\[16289\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.210.21.207
2019-12-17 03:43:41

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